How to Completely Remove Microsoft Office From Your Computer

Uninstalling Microsoft Office sounds straightforward — but anyone who's tried it knows the process can leave behind stubborn files, registry entries, and leftover folders that a standard uninstall won't catch. Whether you're switching to a different productivity suite, freeing up disk space, or troubleshooting a corrupted installation, a complete removal requires a few more steps than just clicking "uninstall."

Why a Standard Uninstall Often Isn't Enough

When you uninstall most software through Windows Settings or Control Panel, the system removes the core program files — but Office is deeply integrated into Windows. It leaves behind:

• Registry keys that can interfere with future installations
• Cached license files stored in hidden AppData folders
• Shared components like Visual Studio Tools for Office (VSTO)
• Leftover user data including templates, custom dictionaries, and preferences

On macOS, the situation is similar. Office installs files across multiple Library folders, and dragging the apps to Trash doesn't remove them all.

A truly clean removal means addressing all of these layers.

Method 1: Standard Uninstall (Windows)

This is the starting point, not the finish line.

1. Open Settings → Apps → Installed Apps (Windows 11) or Control Panel → Programs and Features (Windows 10)
2. Find Microsoft Office or Microsoft 365 in the list
3. Click Uninstall and follow the prompts
4. Restart your computer

This removes the main application files but typically leaves behind registry entries and user data. For many users, this is sufficient if you're simply reinstalling a fresh copy — but if you're troubleshooting a broken installation or switching away from Office entirely, go further.

Method 2: Microsoft's Official Support and Recovery Assistant 🛠️

Microsoft offers a dedicated removal tool called the Microsoft Support and Recovery Assistant (SaRA). For a more thorough automated cleanup, they also provide a script-based tool specifically for Office uninstallation.

Steps:

1. Visit Microsoft's official support site and download the Office uninstall support tool
2. Run the tool with administrator privileges
3. Select the version of Office you want to remove
4. Let the tool complete the process, then restart

This tool goes deeper than the standard uninstall — it removes registry entries, shared components, and most leftover files automatically. It's the recommended path for users who plan to reinstall Office afterward, particularly when dealing with a corrupted installation.

Method 3: Manual Deep Clean (Advanced Users)

If the automated tool doesn't fully resolve your issue, or if you want absolute certainty that Office is gone, a manual cleanup covers what automated tools sometimes miss.

After running the standard uninstall:

Clear Leftover Files

Navigate to and delete any remaining Office folders in:

• C:Program FilesMicrosoft Office
• C:Program Files (x86)Microsoft Office
• C:ProgramDataMicrosoftOffice
• %AppData%MicrosoftOffice (user-specific data)
• %LocalAppData%MicrosoftOffice

Clean the Registry

⚠️ Registry editing carries real risk. Deleting the wrong key can destabilize Windows. Back up the registry before making any changes — open Registry Editor (regedit), go to File → Export, and save a full backup.

Common Office registry locations to check:

• HKEY_CURRENT_USERSoftwareMicrosoftOffice
• HKEY_LOCAL_MACHINESOFTWAREMicrosoftOffice
• HKEY_LOCAL_MACHINESOFTWAREWOW6432NodeMicrosoftOffice

Delete only keys clearly associated with the Office version you've removed.

Removing Microsoft Office on macOS

The process on macOS is different — and involves more locations than just the Applications folder.

To access the Library folder on macOS, open Finder, hold Option, and click Go — Library will appear in the menu.

Third-party uninstaller apps can automate this process, though results vary depending on the Office version and macOS version involved.

What Happens to Your Files and Data

Removing Office does not delete your Word documents, Excel spreadsheets, or other files stored on your computer or in OneDrive. Those remain where you saved them. What gets removed are the applications themselves and their associated settings — not your content.

OneDrive, if installed separately, may also need its own separate uninstall process depending on how Office was packaged when you installed it.

The Variables That Change the Process

How thorough your removal needs to be — and which method works best — depends on several factors:

• Which version of Office you have: Microsoft 365 (subscription), Office 2021, Office 2019, and older perpetual licenses each have slightly different installation footprints
• Whether Office came pre-installed: OEM versions bundled with a PC sometimes have additional components tied to the manufacturer's setup
• Your operating system version: Windows 10, Windows 11, and different macOS versions handle application data differently
• Why you're removing it: A clean reinstall requires less thoroughness than a full departure from the platform
• Your comfort with registry editing: The manual deep-clean method isn't appropriate for every user

A user reinstalling Office after a glitch has very different needs than someone switching to Google Workspace or LibreOffice permanently — and the level of cleanup that makes sense shifts accordingly.